STC SA1938NW-D
FAA DRS lists SA1938NW-D as Current · Reissued, held by United Airlines Inc, for Boeing 747-100 Series. Recorded change: Replaces existing wiring in the sailboat upper and lower pylon areas with high strength, nickel-plated, Teflon insulated wire and adds electrical disconnects in the leading edge ribs just inboard of each pylon in accordance with DAS-1-WE Approved United Air Lines Drawing List No. 1938 dated April 1, 1988, or later FAA approved revisions. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA1938NW-D identifies the approval, recorded holder, named aircraft, and modification scope. It does not confirm kit availability, serial-number effectivity, data rights, price, or installation authority.
Applicability
Aircraft named in FAA DRS
Named aircraft: Boeing 747-100 Series. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related electrical systems STCs
Installation of PC-17 600 VA main inverter and PC-17 standby inverter; or installation of Flitetronics 250VA PC-15B main and standby inverters.
FAA holder: Mitsubishi Heavy Industries America Inc.
Installation of a single PC-17 inverter.
FAA holder: Mitsubishi Heavy Industries America Inc.
Installation of 110 V outlet and wiring.
FAA holder: Mitsubishi Heavy Industries America Inc.
Installation of non-electrical floor path marking system.
FAA holder: Lufthansa Technik AG
FAA record reference
- STC number
- SA1938NW-D
- Product
- Aircraft · Large Multi-Engine
- Country
- United States
- Application date
- July 7, 1983
- Revision date
- November 30, 2011
- CFR references
- Part 21, Part 25